Side-by-side, with the numbers that matter.

Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.

Rig A

AMD Instinct MI355X

AMD · accelerator

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Rig B

Unitree B2

Unitree Robotics · edge

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Spec	AMD Instinct MI355X	Unitree B2
Battery AH	—	45
Battery Voltage V	—	58
Battery WH	—	2,250
Bf16 Matrix Pflops Dense	2.5	—
Bf16 Matrix Pflops Sparse	5	—
Canonical Name	—	Unitree B2
Commercial Release Year	—	2,024
Compute Modules MAX	—	3
Compute Optional CPU	—	Intel Core i7
Compute Optional GPU	—	NVIDIA Jetson Orin NX
Compute Standard	—	Intel Core i5
Compute Units	256	—
Cooling	direct liquid cooling (air-cooled option available)	—
Deployment Status	—	commercial
Depth Cameras	—	2
Form factor	OAM	quadruped
Fp16 Matrix Pflops Dense	2.5	—
Fp16 Matrix Pflops Sparse	5	—
Fp32 Vector Tflops	157.3	—
Fp64 Matrix Tflops	78.6	—
FP8 Matrix Pflops Dense	5	—
FP8 Matrix Pflops Sparse	10.1	—
HBM (GB)	288	—
HBM Type	HBM3E	—
Helios Gpus PER Rack	72	—
IP Rating	—	IP67
Lidars	—	1
Loaded Weight KG	—	20
MAX Slope Degrees	—	45
MAX Speed M S	—	6
MAX Stair Height CM	—	40
Memory bandwidth (TB/s)	8	—
MSRP (USD)↓ better	—	100,000
Mxfp4 Matrix Pflops	10.1	—
Mxfp6 Matrix Pflops	10.1	—
Operating Temp MAX C	—	55
Operating Temp MIN C	—	-20
Operating Temp MIN C ABS	—	20
Optical Cameras	—	2
Payload Standing KG	—	120
Payload Walking KG	—	40
Pcie GEN	5	—
Process Node NM	3	—
Prone Height MM	—	330
Prone Length MM	—	880
Prone Width MM	—	460
Range Loaded KM	—	15
Range Unloaded KM	—	20
Runtime Loaded Hours	—	4
Runtime Unloaded Hours	—	5
Standing Height MM	—	645
Standing Length MM	—	1,098
Standing Width MM	—	450
Status Checked	—	2026-09-24
Store Available	—	false
Successor Cdna Version	5	—
Successor Family	AMD Instinct MI400 Series (MI455X)	—
Successor Launch	2026-07-23	—
Successor Mi455x Bandwidth TB S	23.3	—
Successor Mi455x Hbm4 GB	432	—
TBP Watts	1,400	—
Vendor	—	Unitree Robotics
Weight KG	—	60